Thank you.
Yes I did all that. They were the ones that used the word "corrosion".
And yes, I have emailed them again now that the problem is more wide spread than…

Yes the paint surface can be wiped off back to the metal underneath. In some areas you can see where the paint is lifting/bubbling in areas up to 5mm diameter.
Thank…

Woodland grey gets my vote.
I don't see any green in it.
Monument is too black.

The idea of Colorbond was to avoid exterior painting.

If there is a fair amount of slope, the high side should give your property better street appeal, which means higher resale.

Colorbond Corrosion
My builder used genuine Bluescope Colorbond corrugated sheeting for the exterior wall cladding of my house.
The colour is "Surfmist" (a very pale bone colour).
The house is now four years…